Pith Number

pith:YXCMLVXR

pith:2019:YXCMLVXR32WADFPXFHLVTDJMVD

not attested not anchored not stored refs pending

Astro2020 Science White Paper: Understanding the evolution of close white dwarf binaries

Alberto Rebassa-Mansergas, Alessandro Ederoclite, Anna Francesca Pala, Axel Schwope, Boris Gansicke, Christian Knigge, Claus Tappert, Danny Steeghs, Dean Townsley, Domitilla de Martino, Elme Breed, Jennifer Johnson, Jeremy Drake, Juna Kollmeier, Ken Shen, Knox Long, Linda Schmidtobreick, Matthew Green, Matthias Schreiber, Monica Zorotovic, Odette Toloza, Pablo Rodriguez-Gil, Paula Szkody, Roberto Raddi, Silvia Toonen, Simone Scaringi, Steven Parsons, Thomas Kupfer, Thomas Marsh, Tom Prince

arxiv:1903.04612 v3 · 2019-03-11 · astro-ph.SR · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:51:13.702242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5c4c5d6f1deac0195f729d7598d2ca8cf3ec19e3285122ae247a8d7ccc2cb96

Aliases

arxiv: 1903.04612 · arxiv_version: 1903.04612v3 · doi: 10.48550/arxiv.1903.04612 · pith_short_12: YXCMLVXR32WA · pith_short_16: YXCMLVXR32WADFPX · pith_short_8: YXCMLVXR

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/YXCMLVXR32WADFPXFHLVTDJMVD \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c5c4c5d6f1deac0195f729d7598d2ca8cf3ec19e3285122ae247a8d7ccc2cb96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "185efc356624479c54552e1383c91d77380739d4566f63bbcdd59c553d04de60",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-03-11T21:21:44Z",
    "title_canon_sha256": "f25cb40e2326787e149017abb41ff46a806323107a4f6b36e7f8cb053be6db0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04612",
    "kind": "arxiv",
    "version": 3
  }
}